Technical datasheet

IROGRAN® A 70 E 4675

Supplied byHuntsman- Last Updated on Jun 10, 2026

IROGRAN® A 70 E 4675 by Huntsman is a polyester-based Thermoplastic polyurethane (TPU) grade by Huntsman. It is plasticizer-free and provides excellent multilayer bonding, excellent surface definition and high melt stability. Exhibits high hydrolysis-, abrasion-, robust processing, weather-, chemical and high energy radiation resistance. Offers high elasticity across the entire hardness range, good flexibility over a wide temperature range, excellent low temperature and impact strength, pleasant tactile properties, high elongation and tensile strength, shows resilience to oils, greases and numerous solvents, ease of coloring, good crystallinity, good compression set, high transparency, short cycle times and recyclability. It is suitable for processing by extrusion and injection molding. Recommended for thick and thin wall technical parts. Potential applications include wires and cables, automotive components, hoses and tubes, machinery belts and profiles, technical parts, films and sheets, textile lamination and compounding. IROGRAN® A 70 E 4675 by Huntsman is a RoHS and REACH compliant grade.
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IROGRAN® A 70 E 4675 properties

Mechanical properties

PropertiesValue & unitTest conditionTest method
100% Modulus0.0 Visible After LoginVisible After LoginVisible After Login
300% Modulus0.0 Visible After LoginVisible After LoginVisible After Login
Bayshore Rebound Resilience0.0 Visible After LoginVisible After LoginVisible After Login
Compression Set0.0 Visible After LoginVisible After LoginVisible After Login
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Elongation at Break0.0 Visible After LoginVisible After LoginVisible After Login
Hardness, Shore A0.0 Visible After LoginVisible After LoginVisible After Login
Hardness, Shore D0.0 Visible After LoginVisible After LoginVisible After Login
Tear Strength0.0 Visible After LoginVisible After LoginVisible After Login
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Other properties

PropertiesValue & unitTest conditionTest method
Abrasion0.0 Visible After LoginVisible After LoginVisible After Login
Softening Point0.0 Visible After LoginVisible After LoginVisible After Login
Softening Point0.0 Visible After LoginVisible After LoginVisible After Login

Physical properties

PropertiesValue & unitTest conditionTest method
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Linear Mold Shrinkage0.0 Visible After LoginVisible After LoginVisible After Login
Melt-Volume Flow Rate0.0 Visible After LoginVisible After LoginVisible After Login

Thermal properties

PropertiesValue & unitTest conditionTest method
Melting Point0.0 Visible After LoginVisible After LoginVisible After Login

IROGRAN® A 70 E 4675 Processing Guidelines

Injection Molding Processing Guidelines

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